CN214770929U

CN214770929U - Concrete buffing machine

Info

Publication number: CN214770929U
Application number: CN202121629310.1U
Authority: CN
Inventors: 胡俊
Original assignee: Chengdu Zhida Commercial Concrete Plant
Current assignee: Chengdu Zhida Commercial Concrete Plant
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2021-11-19
Anticipated expiration: 2031-07-17

Abstract

The application relates to a concrete buffing machine, it includes organism, pneumatic cylinder, buffing wheel and motor, coaxial fixed is provided with the transfer line on the output shaft of motor, the transfer line runs through the diapire of organism and extends to outside the organism, the endwise slip along perpendicular transfer line on the lateral wall of transfer line is provided with first cover and the second and presss from both sides the cover, coaxial fixed installation sleeve that is provided with on the buffing wheel, be provided with on the transfer line and be used for restricting first cover and the gliding locating part of second cover that presss from both sides. This application has the effect of being convenient for change wheel of polishing.

Description

Concrete buffing machine

Technical Field

The application relates to the technical field of polishing machines, in particular to a concrete polishing machine.

Background

The concrete polishing machine is used for polishing the surface of concrete, and during the molding process of the concrete pavement, a large amount of burrs or bumps are generated on the surface of the concrete, so that the later use is greatly influenced, and therefore, after the concrete is molded, polishing needs to be performed through the polishing machine.

Patent document with publication number CN210010768U discloses a concrete buffing machine for construction, including the shell, the top is provided with the hydraulic pump in the shell, and the hydraulic pump bottom is provided with the fixed plate, and the fixed plate below is provided with the rotation motor, and it is fixed with the fixed plate that the rotation motor passes through the mount, rotates the motor bottom and is provided with the motor shaft, and the shell bottom is passed to the motor shaft bottom, and the motor shaft bottom mounting has the wheel of polishing, and the wheel of polishing top is provided with the dust cover.

During the use, start the hydraulic pump, the hydraulic pump goes up and down to make the wheel of polishing reach suitable polishing position, starts the rotation motor, and the rotation motor drives the wheel of polishing through the motor shaft and polishes to the concrete surface.

The related technology has the following defects that the grinding wheel is easy to wear in the process of grinding the concrete surface by the grinding machine, and the grinding wheel is fixed at the bottom end of the motor shaft and is inconvenient to replace.

SUMMERY OF THE UTILITY MODEL

In order to solve the inconvenient problem of the wheel of polishing change, this application provides a concrete buffing machine.

The application provides a concrete buffing machine adopts following technical scheme:

a concrete polishing machine comprises a machine body, a hydraulic cylinder, a polishing wheel and a motor, wherein a transmission rod is coaxially and fixedly arranged on an output shaft of the motor, the transmission rod penetrates through the bottom wall of the machine body and extends out of the machine body, a first clamping sleeve and a second clamping sleeve are arranged on the side wall of the transmission rod in a sliding mode along the axial direction perpendicular to the transmission rod, a mounting sleeve is coaxially and fixedly arranged on the polishing wheel, and a limiting part used for limiting the first clamping sleeve and the second clamping sleeve to slide is arranged on the transmission rod.

By adopting the technical scheme, when the grinding wheel is installed, the installation sleeve is sleeved on the transmission rod, the installation sleeve slides to a position between the first clamping sleeve and the second clamping sleeve, the first clamping sleeve and the second clamping sleeve are slid to clamp the installation sleeve, and then the first clamping sleeve and the second clamping sleeve are fixed through the limiting piece; when the grinding wheel is abraded, the grinding wheel can be taken down only by loosening the limiting part, the grinding wheel is replaced, and the grinding wheel is convenient and fast to replace.

Optionally, the limiting part includes a limiting sleeve, the limiting sleeve is sleeved on the transmission rod, external threads are formed on the side walls of the first jacket and the second jacket, and internal threads are formed on the inner wall of the limiting sleeve.

Through adopting above-mentioned technical scheme, first press from both sides the cover and press from both sides the tight back of cover to the installation sleeve with the second, establish the outside that first cover and second pressed from both sides the cover with spacing sleeve cover, realize pressing from both sides the cover spacing to first cover and second to through the external screw thread meshing that spacing sleeve's internal thread and first cover and second pressed from both sides the cover lateral wall, prevent to a certain extent that spacing sleeve from droing.

Optionally, a limiting groove is formed in one side, close to each other, of the first clamping sleeve and the second clamping sleeve along the axial direction of the transmission rod, and a limiting block is fixedly arranged on the side wall of the mounting sleeve.

By adopting the technical scheme, when the polishing wheel is installed, the limiting block on the installation sleeve is clamped into the limiting groove of the first clamping sleeve or the second clamping sleeve, so that the installation sleeve is prevented from falling off from the transmission rod or rotating relative to the transmission rod to a certain extent after the polishing wheel is installed.

Optionally, the side wall of the limiting groove is obliquely arranged, and a guide inclined surface is arranged at one end, far away from the mounting sleeve, of the limiting block.

By adopting the technical scheme, when the grinding wheel is installed, the limiting block convenient for installing the sleeve is inserted into the limiting groove of the first clamping sleeve or the second clamping sleeve.

Optionally, the transmission rod is provided with an elastic member for driving the first jacket and the second jacket to move away from each other.

Through adopting above-mentioned technical scheme, spacing sleeve and first cover and the second clamp cover after breaking away from, order about first cover and the second clamp cover through the elastic component and keep away from each other, and the spacing piece of being convenient for installation sleeve breaks away from the spacing groove that first cover or second pressed from both sides the cover.

Optionally, a protective cover is sleeved on the limiting sleeve, and the grinding wheel is rotatably arranged in the protective cover.

Through adopting above-mentioned technical scheme, the piece that produces when preventing to a certain extent through the protection casing from splashing and injure the workman by a crashing object to, when the wheel of polishing is dismantled to needs, the protection casing moves with spacing sleeve together, leaves sufficient dismantlement space for the wheel of polishing.

Optionally, the protective cover is rotatably connected with the limiting sleeve, a sliding barrel is sleeved on the transmission rod, a sliding groove is formed in the side wall of the transmission rod along the axial direction of the transmission rod, a sliding block is fixedly arranged on the inner wall of the sliding barrel and is arranged in the sliding groove in a sliding mode, and the protective cover is fixedly connected with the sliding barrel.

Through adopting above-mentioned technical scheme, when the protection casing slided on the transfer line, prevent to a certain extent through the slider that the protection casing from rotating on the transfer line.

Optionally, a spraying assembly is arranged on the machine body and comprises a spraying pipe water pump and a water tank, the water tank is fixedly arranged on the machine body, the water pump is communicated with the water tank, the spraying pipe is communicated with the water pump, and the spraying pipe extends to the interior of the protective cover.

Through adopting above-mentioned technical scheme, the buffing machine can produce a large amount of dusts when polishing the concrete surface, sprays the dust through the spray assembly to reach the effect of dust fall, and, can also cool down the wheel of polishing through the spray assembly, reduce the degree of wear of wheel of polishing.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the grinding wheel is installed, the installation sleeve is sleeved on the transmission rod, the installation sleeve slides to a position between the first clamping sleeve and the second clamping sleeve, the first clamping sleeve and the second clamping sleeve are slid to clamp the installation sleeve, and then the first clamping sleeve and the second clamping sleeve are fixed through the limiting piece; when the grinding wheel is worn, the grinding wheel can be taken down and replaced only by loosening the limiting part, and the grinding wheel is convenient and quick to replace;

2. when the polishing wheel is installed, the limiting block on the installation sleeve is clamped into the limiting groove of the first jacket or the second jacket, so that the installation sleeve is prevented from falling off from the transmission rod or rotating relative to the transmission rod after the polishing wheel is installed to a certain extent;

3. the buffing machine can produce a large amount of dusts when polishing the concrete surface, sprays the dust through spray assembly to reach the effect of dust fall, and, can also cool down the wheel of polishing through spray assembly, reduce the degree of wear of wheel of polishing.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an embodiment of the present application;

fig. 3 is a schematic structural diagram of an embodiment of the present application.

Description of reference numerals: 1. a body; 11. a roller; 2. a hydraulic cylinder; 21. a fixed mount; 3. grinding the wheel; 31. installing a sleeve; 311. a limiting block; 3111. a guide slope; 4. a motor; 5. a spray assembly; 51. a shower pipe; 52. a water pump; 53. a water tank; 6. a transmission rod; 61. a protective cover; 62. a slide cylinder; 621. a slider; 622. a connecting rod; 63. a chute; 64. a first jacket; 65. a second jacket; 66. mounting holes; 67. a drop-proof groove; 68. a spring; 69. mounting grooves; 7. a limiting sleeve; 71. a containing groove; 8. a guide bar; 81. an anti-drop block; 9. a limiting groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a concrete polishing machine. Referring to fig. 1, the concrete polisher comprises a body 1, a hydraulic cylinder 2, a polishing wheel 3, a motor 4 and a spraying assembly 5, wherein four roller frames are welded to the bottom wall of the body 1, the roller frames are respectively located at four corners of the body 1, and rollers 11 are rotatably arranged on the roller frames.

Referring to fig. 1, the inside cavity that is provided with of organism 1, pneumatic cylinder 2 welds on the roof in organism 1, and the piston rod of pneumatic cylinder 2 is flexible along vertical direction, and the welding has mount 21 on the piston rod of pneumatic cylinder 2, and the welding of motor 4 is on mount 21, and the axial of motor 4's output shaft is vertical.

Referring to fig. 1, a transmission rod 6 is coaxially welded on an output shaft of a motor 4, the transmission rod 6 penetrates through the bottom wall of a machine body 1 and extends out of the machine body 1, a protective cover 61 is sleeved on the transmission rod 6, and a grinding wheel 3 is rotatably arranged in the protective cover 61; the protective cover 61 prevents chips generated during polishing from splashing and injuring workers to a certain extent.

Referring to fig. 1, a spraying assembly 5 is arranged on a machine body 1, the spraying assembly 5 comprises a spraying pipe 51, a water pump 52 and a water tank 53, the water tank 53 is welded inside the machine body 1, the water pump 52 is communicated with the water tank 53, the spraying pipe 51 is communicated with the water pump 52, and the spraying pipe 51 extends to the inside of a protective cover 61; when polishing the concrete surface, the buffing machine can produce a large amount of dust, sprays the dust through spray assembly 5 to reach the effect of dust fall.

Referring to fig. 1 and 2, a sliding cylinder 62 is sleeved on the transmission rod 6, the sliding cylinder 62 is connected with the transmission rod 6 in a sliding manner, and the sliding cylinder 62 is arranged on one side of the limiting sleeve 7, which is far away from the first jacket 64; the lateral wall of the transmission rod 6 has a sliding groove 63 along the axial direction of the transmission rod 6, the inner wall of the sliding cylinder 62 is welded with a sliding block 621, the sliding block 621 is arranged in the sliding groove 63 in a sliding manner, the sliding cylinder 62 is welded with a connecting rod 622, and one end of the connecting rod 622 far away from the sliding cylinder 62 is welded with the protective cover 61.

Referring to fig. 2 and 3, a first jacket 64 and a second jacket 65 are slidably disposed on a side wall of the transmission rod 6 at an end far away from the motor 4, the cross section of the first jacket 64 and the cross section of the second jacket 65 are semicircular, the first jacket 64 and the second jacket 65 are symmetrical along two sides of the transmission rod 6, and the length directions of the first jacket 64 and the second jacket 65 are parallel to the axial direction of the transmission rod 6.

Referring to fig. 3, mounting hole 66 has been seted up along the axial of vertical drive pole 6 to the lateral wall of transfer line 6, the guide bar 8 has all been welded to the one end that first cover 64 and second cover 65 are close to each other, two guide bars 8 all slide and set up in mounting hole 66, anticreep piece 81 has all been welded to the one end that two guide bars 8 are close to each other, anticreep groove 67 with mounting hole 66 intercommunication is seted up along the slip direction of guide bar 8 to the lateral wall of mounting hole 66, anticreep piece 81 on two guide bars 8 all slides and sets up in anticreep groove 67.

Referring to fig. 3, the guide rod 8 is provided with an elastic member for driving the first clamping sleeve 64 and the second clamping sleeve 65 to move away from each other, the elastic member includes a spring 68, the spring 68 is disposed in the anti-falling groove 67 and located between the two guide rods 8, and two ends of the spring 68 are respectively welded to the anti-falling blocks 81 on the two guide rods 8.

Referring to fig. 2 and 3, a mounting sleeve 31 is coaxially welded at one end of the grinding wheel 3, and the inner diameter of the mounting sleeve 31 is equal to the diameter of the transmission rod 6; the ends, far away from the motor 4, of the first jacket 64 and the second jacket 65 are both provided with mounting grooves 69 along the axial direction of the transmission rod 6, and when the first jacket 64 and the second jacket 65 are attached, the mounting grooves 69 on the first jacket 64 and the second jacket 65 are communicated and correspond to the outer side wall of the mounting sleeve 31.

Referring to fig. 2, the driving rod 6 is provided with a limiting member for limiting the sliding of the first clamping sleeve 64 and the second clamping sleeve 65, the limiting member includes a limiting sleeve 7, the limiting sleeve 7 is sleeved on the driving rod 6 and is located on one side of the first clamping sleeve 64 and the second clamping sleeve 65, which is far away from the mounting sleeve 31, and the protective cover 61 is sleeved on the limiting sleeve 7 and is rotatably connected with the limiting sleeve 7.

Referring to fig. 2 and 3, an accommodating groove 71 communicated with the inner wall of the limiting sleeve 7 is formed in one end, close to the first jacket 64 and the second jacket 65, of the limiting sleeve 7 in the axial direction of the limiting sleeve 7, external threads are formed in the side walls of the first jacket 64 and the second jacket 65, internal threads are formed in the side wall of the accommodating groove 71, and the internal threads in the side wall of the accommodating groove 71 are used for being matched with the external threads on the first jacket 64 and the second jacket 65.

When the grinding wheel 3 is installed, the installation sleeve 31 is sleeved on the transmission rod 6, the installation sleeve 31 slides to a position between the first clamping sleeve 64 and the second clamping sleeve 65, and the first clamping sleeve 64 and the second clamping sleeve 65 slide to clamp the installation sleeve 31; after the first clamping sleeve 64 and the second clamping sleeve 65 clamp the mounting sleeve 31, the limiting sleeve 7 is sleeved outside the first clamping sleeve 64 and the second clamping sleeve 65 to limit the first clamping sleeve 64 and the second clamping sleeve 65, and the internal threads of the limiting sleeve 7 are meshed with the external threads on the side walls of the first clamping sleeve 64 and the second clamping sleeve 65, so that the limiting sleeve 7 is prevented from falling off to a certain extent.

Referring to fig. 3, the side walls of the mounting grooves 69 of the first jacket 64 and the second jacket 65 are provided with a limiting groove 9 along the axial direction of the transmission rod 6, the limiting groove 9 is communicated with the mounting groove 69, the outer side wall of the mounting sleeve 31 is welded with a limiting block 311, the limiting block 311 is in a long strip shape, the length direction of the limiting block 311 is parallel to the axial direction of the mounting sleeve 31, and the limiting block 311 is provided with a plurality of limiting blocks and is wound on the mounting sleeve 31.

When the grinding wheel 3 is mounted, the limit block 311 on the mounting sleeve 31 is clamped into the limit groove 9 of the first clamping sleeve 64 or the second clamping sleeve 65, so that the mounting sleeve 31 is prevented from falling off from the transmission rod 6 or rotating relative to the transmission rod 6 after the grinding wheel 3 is mounted to a certain extent.

Referring to fig. 3, the side wall of the limiting groove 9 is inclined, and the width of the limiting groove 9 gradually increases along the direction close to the transmission rod 6, and a guide inclined surface 3111 is provided at one end of the limiting block 311 far away from the mounting sleeve 31, and the guide inclined surface 3111 extends to two sides of the limiting block 311, so that one end of the limiting block 311 far away from the mounting sleeve 31 forms a tip end, thereby facilitating the insertion of the limiting block 311 of the mounting sleeve 31 into the limiting groove 9 of the first jacket 64 or the second jacket 65.

The implementation principle of the concrete polishing machine in the embodiment of the application is as follows: when the grinding wheel 3 is installed, the installation sleeve 31 is sleeved on the transmission rod 6, the installation sleeve 31 slides to a position between the first clamping sleeve 64 and the second clamping sleeve 65, the first clamping sleeve 64 and the second clamping sleeve 65 are slid to clamp the installation sleeve 31, the limiting block 311 on the installation sleeve 31 is clamped into the limiting groove 9 of the first sleeve release or the second clamping sleeve 65, and then the first clamping sleeve 64 and the second clamping sleeve 65 are fixed through the limiting sleeve 7;

the distance between the grinding wheel 3 and the concrete surface is adjusted through the hydraulic cylinder 2, and the grinding wheel 3 is driven to rotate by the starting motor 4 to grind the concrete surface; when the grinding wheel 3 is worn, the damaged grinding wheel 3 can be taken down and the grinding wheel 3 can be replaced by rotating the limiting sleeve 7 to separate the limiting sleeve 7 from the first clamping sleeve 64 and the second clamping sleeve 65.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a concrete buffing machine, includes organism (1), pneumatic cylinder (2), grinding wheel (3) and motor (4), its characterized in that: the grinding wheel is characterized in that a transmission rod (6) is coaxially and fixedly arranged on an output shaft of the motor (4), the transmission rod (6) penetrates through the bottom wall of the machine body (1) and extends out of the machine body (1), a first clamping sleeve (64) and a second clamping sleeve (65) are arranged on the side wall of the transmission rod (6) in a sliding mode along the axial direction perpendicular to the transmission rod (6), a mounting sleeve (31) is coaxially and fixedly arranged on the grinding wheel (3), and a limiting piece used for limiting the sliding of the first clamping sleeve (64) and the second clamping sleeve (65) is arranged on the transmission rod (6).

2. A concrete finishing machine as defined in claim 1, wherein: the limiting part comprises a limiting sleeve (7), the limiting sleeve (7) is sleeved on the transmission rod (6), external threads are formed in the side walls of the first clamping sleeve (64) and the second clamping sleeve (65), and internal threads are formed in the inner wall of the limiting sleeve (7).

3. A concrete finishing machine as defined in claim 1, wherein: limiting grooves (9) are formed in the side, close to each other, of the first clamping sleeve (64) and the second clamping sleeve (65) along the axial direction of the transmission rod (6), and limiting blocks (311) are fixedly arranged on the side wall of the mounting sleeve (31).

4. A concrete finishing machine as defined in claim 3, wherein: the lateral wall slope of spacing groove (9) sets up, the lead inclined plane (3111) has been seted up to the one end that installation sleeve (31) was kept away from in stopper (311).

5. A concrete finishing machine as defined in claim 3, wherein: the transmission rod (6) is provided with an elastic piece for driving the first clamping sleeve (64) and the second clamping sleeve (65) to be away from each other.

6. A concrete finishing machine as defined in claim 2, wherein: the limiting sleeve (7) is sleeved with a protective cover (61), and the grinding wheel (3) is rotatably arranged in the protective cover (61).

7. A concrete finishing machine as defined in claim 6, wherein: protection casing (61) and spacing sleeve (7) rotate to be connected, and the cover is equipped with slide cartridge (62) on transfer line (6), spout (63) have been seted up along the axial of transfer line (6) to the lateral wall of transfer line (6), the inner wall of slide cartridge (62) is fixed and is provided with slider (621), slider (621) slide and set up in spout (63), protection casing (61) and slide cartridge (62) fixed connection.

8. A concrete finishing machine as defined in claim 6, wherein: be provided with spray set (5) on organism (1), spray set (5) are including shower (51) water pump (52) and water tank (53), water tank (53) are fixed to be set up on organism (1), water pump (52) and water tank (53) intercommunication, shower (51) and water pump (52) intercommunication, shower (51) extend to inside protection casing (61).